/convert/gwh-to-mwh/ Convert GWh to MWh instantly with a reference conversion table. article GWh to MWh Converter — 247QuickTools
⚡ Energy

GWh to MWh Converter

Convert GWh to MWh instantly with a reference conversion table.

Quick answer: To convert GWh to MWh, multiply by 1000. For example, 1 GWh = 1000 MWh. Use the calculator below for any value.
GWh to MWh
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Common conversions
GWh MWh
Formula:

How to convert GWh to MWh

1

Enter your value

Type the number of gwh you want to convert into the left box. The result in mwh appears instantly in the right box. You can also type into the right box to convert in the other direction.

2

Use the swap button

Click the ⇄ Swap button to reverse the conversion — MWh to GWh. Your current value carries across so you don't have to re-enter anything.

3

About GWh and MWh

GWh and MWh are common energy measurements.

💡 Did you know?

1 GWh = 1,000 MWh = 1,000,000 kWh. The UK's total electricity consumption is approximately 300 TWh/year = 300,000 GWh. Hinkley Point C nuclear station will produce ~25 TWh/year when complete — about 8% of current UK demand.

📊 Common conversions at a glance
GWh MWh
0.001 1
0.01 10
0.1 100
0.5 500
1 1000
2 2000
Reviewed for 2026. GWh ↔ MWh conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.

Frequently asked questions

How do I convert GWh to MWh?

To convert GWh to MWh, multiply by 1000. Or use the calculator above for instant results.

How many MWh are in 1 GWh?

1 GWh equals 1000 MWh.

Is the GWh to MWh converter free?

Yes, the GWh to MWh converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.